#!/usr/local/bin/php
<?php

/*
 * Copyright (c) 2021-2025 Franco Fichtner <franco@opnsense.org>
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
 * AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

require_once 'util.inc';

$changelogfile = '/usr/local/opnsense/changelog/index.json';

list ($series, $version) = shell_safe('opnsense-version -Vv', [], true, ' ');
$version = explode('_', $version)[0];

if (empty($argv[1]) && ($ret = json_decode(@file_get_contents($changelogfile), true)) != null) {
    # version_compare() has no single letter abbreviation for "RC"
    $version_cmp = preg_replace('/\.r/', '.RC', $version);
    foreach ($ret as $entry) {
        if ($entry['series'] == $series) {
            if (version_compare(preg_replace('/\.r/', 'RC', $entry['version']), $version_cmp, '>')) {
                $version = $entry['version'];
            }
        }
    }
}

# emit the latest stable version or the current version if unknown or requested
echo $version . PHP_EOL;
